[  936.915144][T11891] rb_a: entered promiscuous mode
[  936.915828][T11891] rb_b: entered promiscuous mode
[  936.917046][T11891] rb_il: entered promiscuous mode
[  936.983598][T11893] pe_a: entered promiscuous mode
[  936.984233][T11893] pe_b: entered promiscuous mode
[  936.984924][T11893] debugfs: 'prp0' already exists in 'hsr'
[  936.985091][T11893] Cannot create hsr debugfs directory
[  937.014835][T11894] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  943.677724][ T1356] rb_a: left promiscuous mode
[  943.678210][ T1356] rb_b: left promiscuous mode
[  943.678872][ T1356] rb_il: left promiscuous mode
[  943.701188][ T1356] pe_b (unregistering): left promiscuous mode
[  943.705528][ T1356] pe_a (unregistering): left promiscuous mode